Compara traducciones versículo por versículo
but whosoever drinks of the water which I shall give him shall never thirst for ever, but the water which I shall give him shall become in him a fountain of water, springing up into eternal life.
Mas el que bebiere del agua que yo le daré, para siempre no tendrá sed: mas el agua que yo le daré, será en él una fuente de agua que salte para vida eterna.
But whosoever drinketh of the water that I shall give him shall never thirst; but the water that I shall give him shall be in him a well of water springing up into everlasting life.
but whoever drinks of the water that I will give him will never thirst again; but the water that I will give him will become in him a well of water springing up to eternal life.”